JP2002211345A - Pillar garnish incorporating head part protecting air bag body - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent damage of a pillar garnish at the time of a low temperature and to reduce constrains in design and cost. SOLUTION: When developing and expanding the air bag body, a mounting hole 56 of the pillar garnish 26 is moved to a step part 60A of a bolt 60 by expansion pressure of an air bag body 16 and the pillar garnish 26 is moved (offset) by prescribed amount to the inside of a cabin (an arrow mark A direction) along an axis L of the bolt 60 16. By relative moving of the step part 60A of the bolt 60 and a slit 58, the pillar garnish 26 is slid by prescribed amount to a rear side (an arrow mark B direction) in a direction orthogonally crossing the axis L of the bolt 60 and a rear part 26A of the garnish 26 is rotated to the inside (an arrow mark C direction) of the cabin.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pillar garnish incorporating a head protection airbag bag, and more particularly to a head protection airbag bag which forms a deployment space between itself and a body when the airbag is deployed and inflated. The pillar garnish with the built-in.

[0002]

2. Description of the Related Art One example of a pillar garnish incorporating a head protection airbag body that forms a deployment space between the airbag body and the body when the airbag body is inflated and inflated is proposed in Japanese Patent Application Laid-Open No. H11-115672. ing.

In a pillar garnish incorporating such a head protection airbag bag, the pillar garnish for storing the airbag bag in a folded state is used for storing the airbag bag close to the frame member of the body. From the position, the stored airbag body is movably mounted to a separated position so as to be able to inflate to the outside, and is formed between the moved pillar garnish and the skeleton member when the airbag body is deployed and inflated. The airbag body is bulged into the room from the deployment space (opening portion at the time of deployment).

[0004]

However, in such a pillar garnish incorporating such a head protection airbag bag, when the airbag bag is deployed and inflated, the airbag bag comes close to the frame member of the body. It is only necessary to move a predetermined distance from the storage position in a direction away from the skeletal member, so it is difficult to increase the deployment space. As a result, the deployment force of the airbag bag that acts on the pillar garnish increases, and at low temperatures where the pillar garnish is not easily deformed, the pillar garnish may be damaged. Therefore, it is necessary to take countermeasures such as fabricating and attaching a fabric to the surface of the pillar garnish, and there are many restrictions in terms of design and cost.

The present invention has been made in consideration of the above facts, and it is an object of the present invention to provide a pillar garnish having a head protection airbag bag body which can prevent the damage of the pillar garnish at a low temperature and has few restrictions on design and cost. Is the purpose.

[0006]

According to a first aspect of the present invention, there is provided an attachment means formed on an upper part of a pillar garnish, the upper part of the pillar garnish is attached to a pillar inner panel, and the attachment means comes off when the airbag body is expanded and inflated. A shaft formed at an upper portion of the pillar garnish, supporting the upper portion of the pillar garnish so as to be relatively movable with respect to the pillar inner panel, and having a stopper for preventing the pillar garnish from coming off the pillar inner panel. Member, formed at the mounting portion of the shaft-like member in the pillar garnish, when the airbag body is inflated and inflated, the pillar garnish is moved by a predetermined amount toward the vehicle interior along the axis of the shaft-like member, The pillar-shaped member is moved by a predetermined amount in a direction orthogonal to the axis of the shaft-shaped member. And having a relative movement guiding means for rotating the direction in which the opening of the Danish and the body is increased, the.

Therefore, when the airbag body is deployed and inflated, the mounting means is disengaged and the relative movement guiding means moves the pillar garnish by a predetermined amount toward the vehicle interior along the axis of the shaft member. It moves by a predetermined amount in a direction orthogonal to the axis of the shaft-like member, and rotates in a direction in which the opening between the pillar garnish and the body becomes larger. As a result, an opening having a large opening area can be formed between the pillar garnish and the body, and it is possible to prevent the deployment force of the airbag bag acting on the pillar garnish from increasing. For this reason, even at a low temperature at which the pillar garnish is unlikely to be deformed, the pillar garnish is not damaged, so that it is not necessary to take measures such as softening the pillar garnish or attaching a fabric to the surface of the pillar garnish, and reducing design and cost. There are fewer restrictions in terms. Further, by forming the opening having a large opening area, the inflatable region of the airbag body can be formed also in the region overlapping with the pillar garnish, so that the head protection region can be enlarged.

According to a second aspect of the present invention, there is provided a pillar garnish incorporating the head-protecting airbag bag according to the first aspect, wherein the relative movement inducing means is arranged so that the pillar garnish is opened when the airbag bag is expanded and inflated. The rotation of the pillar garnish is allowed in a direction inclined by a predetermined angle with respect to a line orthogonal to the axis of the pillar garnish according to the twist of the pillar garnish.

Therefore, in addition to the contents described in claim 1,
Even when the pillar garnish is twisted around its axis when the airbag bag body is inflated and inflated, the relative movement inducing means causes the pillar garnish to tilt in a direction inclined at a predetermined angle with respect to a line orthogonal to the axis of the pillar garnish according to the twist of the pillar garnish. The rotation of the pillar garnish is allowed. As a result, it is possible to prevent the smooth sliding and rotation of the pillar garnish from being hindered. For this reason, it can prevent that the part of the pillar garnish which contacts with a shaft-shaped member is damaged.

According to a third aspect of the present invention, there is provided a separate mounting bracket formed on an upper portion of a pillar garnish for mounting the upper portion of the pillar garnish to a pillar inner panel, and a portion of the upper portion of the mounting bracket on a vehicle front side. A connecting portion formed on the pillar garnish, connecting the mounting bracket and the pillar garnish, and allowing a rotation of the pillar garnish in a three-dimensional direction, and a portion on the vehicle rear side in an upper portion of the mounting bracket. And an engaging portion formed on the pillar garnish to hold the pillar garnish at a mounting position and to be disengaged when the airbag body is deployed and inflated.

Therefore, when the airbag bag is deployed and inflated,
The engagement portion between the mounting bracket and the pillar garnish is disengaged, and the pillar garnish is formed in a portion on the vehicle front side of the mounting bracket and rotates three-dimensionally toward the vehicle interior around the connection portion. As a result, an opening having a large opening area can be formed between the pillar garnish and the body at the rear side of the vehicle, and the deployment force of the airbag bag acting on the pillar garnish can be prevented from increasing. For this reason, even at a low temperature at which the pillar garnish is not easily deformed, the pillar garnish is not damaged, so that it is not necessary to take measures such as softening the pillar garnish or attaching a fabric to the surface of the pillar garnish, and reducing design and cost. There are fewer restrictions in terms. Further, by forming the opening having a large opening area, the inflatable region of the airbag body can be formed also in the region overlapping with the pillar garnish, so that the head protection region can be enlarged. Furthermore, even if the pillar garnish is twisted around its axis when the airbag bag is deployed and inflated, it is possible to prevent the smooth deployment of the pillar garnish from being hindered, thereby preventing the connecting portion from being damaged.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of a pillar garnish incorporating a head protection airbag bag of the present invention is shown in FIGS.
This will be described with reference to FIG.

In the drawings, an arrow FR indicates a vehicle forward direction, an arrow UP indicates a vehicle upward direction, and an arrow IN indicates a vehicle width inside direction.

As shown in FIG. 5, a head protection airbag apparatus 10 of the present embodiment includes a sensor 12 for detecting a side collision or a rollover state, an inflator 14 for ejecting gas when activated, Airbag bag 16
And as main components. Sensor 12
Is disposed, for example, near the lower end of the center pillar (B pillar) 18.

The inflator 14 is disposed on a quarter pillar (C-pillar) 20, and the inflator 14 is connected to the sensor 12 described above. Therefore, the sensor 12
Detects the side collision or the rollover state, the inflator 14 is activated.

The airbag bag 16 is connected to the inflator 14.
As shown by a two-dot chain line in FIG. 5, the gas flows in along the side of the passenger compartment to protect the head of the front seat occupant and the head of the rear seat occupant. A plurality of non-inflating portions 19 are set in the deployed airbag bag body 16 at intervals in the vehicle front-rear direction, and between these non-inflating portions 19 are these non-inflating portions. 19 form a plurality of inflatable portions 21.

The airbag bag body 16 is folded in a bellows shape to be elongated, and is housed over a front pillar (A-pillar) garnish, a roof head lining, and a C-pillar garnish. 16A is arranged near the lower end 22A of the inclined portion of the front pillar (A pillar) 22. The general portion (intermediate portion) 16B of the airbag bag 16 is disposed along the A pillar 22, the roof side rail 28 and the C pillar 20, and the rear end 1
6C is disposed at the position where the inflator 14 is disposed so that gas ejected from the inflator 14 flows in.

A roof head lining is provided on the interior side of the inner panel of the roof side rail 28 described above. When the airbag body is inflated and inflated, the roof head lining is located at the outer end in the vehicle width direction. Engagement of the front end with the upper end of the C-pillar garnish, engagement of the front end of the roof head lining in the vehicle width direction with the upper end of the B pillar garnish, and the front end of the roof head lining in the vehicle width direction And roof side rail 28
Disengaged from the weather strip arranged at the lower end of the
The outer end of the roof head lining in the vehicle width direction is pushed and expanded toward the vehicle interior, and the general portion 16B of the airbag body 16 is deployed into the vehicle interior from this gap.

The folded or airbag bag 16 is held in a folded state by wrapping it with a bag that can be easily broken or by partially temporarily fixing it using a tape-shaped surface fastener.

As shown in FIG. 1, the A pillar 22 includes a pillar outer panel 32 having a hat-shaped cross section disposed outside the passenger compartment, a pillar inner panel 34 having a reverse hat-shaped cross section disposed outside the passenger compartment, and A pillar reinforcement 33 having a substantially hat-shaped cross section and having both ends arranged in a sandwiched state between the pillar outer panel 32 and the pillar inner panel 34;
And has a closed cross-sectional structure. In addition, A pillar 22
An opening weather strip 38 (hereinafter simply referred to as a weather strip 38) is elastically fitted to the rear end flange portion.

A garnish 26 made of a hard resin is disposed on the interior side of the pillar inner panel 34 of the A pillar 22 described above. The terminal of the garnish 26 is elastically locked to the weather strip 38 described above.

The rear portion 26A of the garnish 26, which is deployed toward the vehicle interior when the airbag bag is deployed and inflated, is disposed at a predetermined distance from the pillar inner panel 34 on the vehicle interior side. A predetermined rear space 50 is formed between the pillar 26 and the pillar inner panel 34. In the rear space portion 50, the airbag bag 1 folded into a rectangular cross-section by a predetermined folding method is provided.
Six front parts 16A are incorporated. A fin-shaped bag fixing portion is integrally formed at an appropriate portion of the front portion 16A of the airbag bag body 16, and these bag fixing portions are fixed to the pillar inner panel.

The front part 26B of the garnish 26 is disposed at a predetermined distance from the pillar inner panel 34 on the vehicle interior side.
A predetermined front space portion 51 is formed between 6B and the pillar inner panel 34. The front space 51 is used as a space for arranging a drain hose and a wire harness. The thickness of the rear part 26A of the garnish 26 may be smaller than the thickness of the front part 26B, so that the rear part 26A of the garnish 26 can be further developed.

As shown in FIG. 2, the upper part 26C of the garnish 26 is provided with a clip 52 as an attachment means for attaching the upper part 26C of the garnish 26 to the pillar inner panel 34 toward the outside of the vehicle compartment. 52 is a pillar inner panel 3
4 is engaged with a mounting hole (not shown). A clip 52 is also formed at the longitudinal center of the garnish 26 toward the outside of the vehicle compartment.
The second tip 52A is engaged with a mounting hole formed in the pillar inner panel 34.

In the upper portion 26C of the garnish 26, near the lower side of the clip 52, a truncated conical recess 54 is formed toward the outside of the vehicle compartment. The thickness of the concave portion 54 is thicker than the general portion (other portion) of the garnish 26 for reinforcement, and a mounting hole 56 is formed at the center of the bottom 54A of the concave portion 54. A slit 58 is formed from the mounting hole 56 as a relative movement guiding means toward the front of the vehicle body.
4 is extended to the vicinity of the base of the outer peripheral wall 54B.
Note that a reinforcing rib 59 is formed on a front portion 26B of the garnish 26 facing the slit 58.

As shown in FIG.
6 includes a stepped bolt 6 as a shaft-like member from the vehicle interior side.
0 is inserted, and a flange 60B as a stopper for preventing the relative movement of the pillar garnish 26 with respect to the pillar inner panel 34 is formed at the root of the step 60A of the bolt 60.

As shown in FIG. 1, the screw portion 60C of the bolt 60 passes through the mounting hole 56 of the recess 54 and the mounting hole 62 formed in the pillar inner panel 34. It is screwed into a weld nut 64 fixed to the outdoor side surface.

Therefore, when the airbag bag is deployed and inflated,
Due to the inflation pressure of the airbag body 16, the mounting hole 56 of the pillar garnish 26 moves to the stepped portion 60 </ b> A of the bolt 60, and the pillar garnish 26 moves along the axis L of the bolt 60 toward the vehicle interior (arrow A in FIG. 1). ), And the pillar garnish 26 is moved by a predetermined amount (offset) in the direction
The garnish 26 slides a predetermined amount backward in the direction perpendicular to the axis L of the bolt 60 (the direction of the arrow B in FIG. 1).
The rear portion 26A rotates in the vehicle compartment (in the direction of arrow C in FIG. 1).

In addition, a cap 64 for covering a bolt 60 for attaching a pillar garnish is attached to the concave portion 54.

Next, the operation of the present embodiment will be described.

In this embodiment, when the airbag body is deployed and inflated, the airbag body 16 is attached to the roof side rail 28.
While opening the lower part of the roof head lining located at the side, it expands in a curtain shape on the side of the vehicle body. This allows
The inflated airbag bag 16 is interposed between the vehicle body side and the occupant head, and the airbag bag 16 protects the occupant head.

At this time, the upper portion of the garnish 26 is pressed toward the vehicle compartment by the inflation force of the airbag bag 16, so that the tip 52 A of the clip 52 formed on the garnish 26 is formed on the pillar inner panel 34. It comes off the mounting hole and moves in the vehicle compartment (in the direction of arrow A in FIG. 1).

At this time, in the present embodiment, as shown in FIG.
Mounting hole 56 of pillar garnish 26 to step 60A
Moves, the pillar garnish 26 moves (offsets) a predetermined amount toward the vehicle interior (in the direction of arrow A in FIG. 4) along the axis L of the bolt 60, and moves to the position shown by the two-dot chain line in FIG.

Further, due to the relative movement between the stepped portion 60A of the bolt 60 and the slit 58 due to the inflation pressure of the airbag bag 16, the pillar garnish 26 moves the axis L of the bolt 60.
, The rear portion 26A of the garnish 26 rotates in the vehicle compartment (in the direction of arrow C in FIG. 4) and slides rearward in the orthogonal direction (the direction of arrow B in FIG. 4) by a predetermined amount. Moving.

As a result, an opening having a large opening area can be formed between the pillar garnish 26 and the pillar inner panel 34, and the deployment force of the air bag 16 acting on the pillar garnish 26 is increased. Can be prevented. For this reason, even at a low temperature at which the pillar garnish 26 is unlikely to be deformed, the pillar garnish 26 is not damaged, so that it is not necessary to take measures such as softening the pillar garnish 26 or attaching a fabric to the surface of the pillar garnish 26. There are fewer restrictions in terms of performance and cost. Also, by forming an opening having a large opening area, the pillar garnish 26
The airbag bag 1 is also provided between the airbag 1 and the pillar inner panel 34.
Since the 6 expansion regions can be formed, the head protection region can be enlarged.

The upper part 26 of the pillar garnish 26
When the inflation region of the airbag bag body 16 is set to be extended between C and the pillar inner panel 34, a load acts only on the upper portion 26C of the pillar garnish 26 when the airbag bag body is inflated and inflated. Has a tendency to twist. For this reason, in this embodiment, as shown in FIG. 2, the slit 58 is formed from the mounting hole 56 toward the front of the vehicle body.
As shown in FIG. 6, the slit 58 is inclined at a predetermined angle θ with respect to a line S orthogonal to the axis M of the pillar garnish 26 in anticipation of the torsion of the upper portion 26C of the pillar garnish 26 when the airbag body is deployed and inflated. It may be formed in a specified direction. In this case, even when the upper portion 26C of the pillar garnish 26 is twisted around its axis when the airbag bag body is inflated, the direction of the slit 58 is formed in advance in a direction that allows for this twist. It is possible to prevent smooth sliding and rotation from being prevented. As a result, it is possible to prevent the portion of the pillar garnish 26 that comes into contact with the bolt 60 (see FIG. 3), that is, the recess 54 from being damaged.

Further, as shown in FIG. 2, the shape of the concave portion 54 is not limited to a truncated cone, but may be another shape such as a rectangular box shape as shown in FIG.

In this embodiment, a stepped bolt 6 having a flange 60B as a stopper is formed as a shaft-like member.
Although 0 is used, the shaft-shaped member is not limited to the stepped bolt 60 and may be another member such as a T-stud.

Next, a second embodiment of a pillar garnish incorporating a head protection airbag bag according to the present invention is shown in FIG.
And FIG.

The same members as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted.

As shown in FIG. 8, in the present embodiment, the pillar garnish 2
The mounting bracket 70 is provided separately from the mounting bracket 6, and the cross-sectional shape of the mounting bracket 70 viewed from the axial direction of the pillar garnish 26 has a U-shape with the opening directed toward the vehicle interior. The front leg portion 70A of the mounting bracket 70 is shorter than the rear leg portion 70B, and a pivot bearing is provided at the tip of the front leg portion 70A as a connecting portion that allows the pillar garnish 26 to rotate in the three-dimensional direction, that is, in the front, rear, up, down, left and right directions. 72
The pivot bearing 72 is a pivot shaft 7 serving as a connecting portion formed on the pillar garnish 26.
4. On the other hand, an engagement claw 76 as an engagement portion for holding the pillar garnish 26 at the mounting position shown in FIG. 8 is formed at the tip end of the rear leg 70B, and this engagement claw 76 is attached to the pillar garnish 26. The projection 78 is engaged with the engagement hole 80.

A mounting hole 82 is formed in the bottom 70C of the mounting bracket 70, and a mounting clip 84 inserted into the mounting hole 82 is fixed to the mounting hole 62 formed in the pillar inner panel 34. I have.

Therefore, when the airbag bag is deployed and inflated,
Due to the inflation pressure of the airbag body 16, the engagement between the engagement claw 76 formed on the rear leg 70 </ b> B of the mounting bracket 70 and the engagement hole 80 of the protrusion 78 formed on the pillar garnish 26 is released. With the pivot bearing 72 formed on the front leg 70A of the bracket 70 as the center of rotation, the pillar garnish 26 is moved in a three-dimensional direction, mainly in a substantially vehicle interior side direction (FIG. 8).
(In the direction of arrow D).

Next, the operation of the present embodiment will be described.

In this embodiment, as shown in FIG. 9, when the airbag body is deployed and inflated, the engagement claws 76 formed on the rear leg 70B of the mounting bracket 70 by the inflation pressure of the airbag body 16. The protrusions 78 formed on the pillar garnish 26 are disengaged from the engagement holes 80, and the pillar garnish 26 is moved in the three-dimensional direction with the pivot bearing 72 formed on the front leg 70A of the mounting bracket 70 as the rotation center.
Mainly, it rotates substantially in the cabin interior direction (the direction of arrow D in FIG. 8),
Move to the deployed position shown in FIG.

As a result, an opening having a large opening area can be formed between the pillar garnish 26 and the pillar inner panel 34, and the deployment force of the air bag 16 acting on the pillar garnish 26 is increased. Can be prevented. For this reason, even at a low temperature at which the pillar garnish 26 is unlikely to be deformed, the pillar garnish 26 is not damaged, so that it is not necessary to take measures such as softening the pillar garnish 26 or attaching a fabric to the surface of the pillar garnish 26. There are fewer restrictions in terms of performance and cost. Also, by forming an opening having a large opening area, the pillar garnish 26
The airbag bag 1 is also provided between the airbag 1 and the pillar inner panel 34.
Since the 6 expansion regions can be formed, the head protection region can be enlarged.

In the present embodiment, the connecting portion that allows the pillar garnish 26 to rotate in the vehicle interior direction is rotatable in a three-dimensional direction by pivot connection, so that the pillar garnish 26 is inflated when the airbag bag is inflated. Even if the upper portion is twisted around its axis, the smooth rotation of the pillar garnish 26 can be prevented from being prevented. As a result, it is possible to prevent the connecting portion from being damaged.

In the present embodiment, the connecting portion that allows the pillar garnish 26 to rotate in the three-dimensional direction is a pivot connection, but the connecting portion is not limited to the pivot connection and may have another connection structure.

In the above, the present invention has been described in detail with respect to a specific embodiment. However, the present invention is not limited to such an embodiment, and various other embodiments are included in the scope of the present invention. It is clear to a person skilled in the art that is possible. For example, in the present embodiment, the present invention is applied to the A pillar garnish, but the present invention is also applicable to other pillar garnish. Further, in the present embodiment, the present invention is applied to a pillar garnish in which a head protection airbag bag in which the inflator 14 is disposed on the C pillar 20 is incorporated. However, the present invention is applied to other pillars such as A pillars and B pillars. The present invention can also be applied to a pillar garnish having a head protection airbag body in which an inflator 14 is disposed at a site.

[0050]

According to the first aspect of the present invention, there is provided an attachment means formed on an upper part of a pillar garnish, for attaching the upper part of the pillar garnish to a pillar inner panel, and detaching when the airbag body is inflated and inflated, and an upper part of the pillar garnish. And supports the upper part of the pillar garnish movably relative to the pillar inner panel,
A shaft-shaped member having a stopper for preventing the pillar garnish from coming off the pillar inner panel, and a mounting portion of the shaft-shaped member in the pillar garnish, and when the airbag body is inflated and inflated, the pillar garnish is used for the shaft-shaped member. Relative movement guiding means for moving a predetermined amount along the axis toward the interior of the vehicle compartment, further moving the predetermined amount in a direction orthogonal to the axis of the shaft-shaped member, and rotating the pillar garnish and the body in a direction in which the opening becomes larger. Therefore, it is possible to prevent the pillar garnish from being damaged at a low temperature, and it has an excellent effect that there are few restrictions in terms of design and cost. Also, there is an excellent effect that the head protection area can be enlarged.

Further, the present invention according to claim 2 provides the invention according to claim 1.
In the pillar garnish incorporating the head protection airbag bag described in the above, the relative movement guiding means is provided at a predetermined angle with respect to a line perpendicular to the axis of the pillar garnish according to the twist of the pillar garnish when the airbag is deployed and inflated. Since the configuration allows the rotation of the pillar garnish in an inclined direction, in addition to the effect of claim 1, even when the pillar garnish is twisted around its axis when the airbag body is inflated and inflated, the shaft-shaped member can be formed. This has an excellent effect of preventing damage to the pillar garnish portion that comes into contact with the garnish.

According to a third aspect of the present invention, there is provided a separate mounting bracket formed on the upper part of the pillar garnish for mounting the upper part of the pillar garnish on the pillar inner panel, and a portion of the upper part of the mounting bracket on the vehicle front side. It is formed on the pillar garnish, connects the mounting bracket and the pillar garnish, and allows the pillar garnish to rotate in a three-dimensional direction, and is formed on the upper part of the mounting bracket on the rear part of the vehicle and on the pillar garnish. In addition to holding the pillar garnish at the mounting position and having an engaging portion that comes off when the airbag body is inflated and inflated, it is possible to prevent the pillar garnish from being damaged at low temperatures and to limit the design and cost. It has an excellent effect of being small. Also, there is an excellent effect that the head protection area can be enlarged. Furthermore, even when the pillar garnish is twisted around its axis when the airbag body is inflated and inflated, the connecting portion can be prevented from being damaged.

[Brief description of the drawings]

FIG. 1 is an enlarged sectional view taken along line 1-1 of FIG.

FIG. 2 is an enlarged perspective view showing an upper part of a front pillar in a pillar garnish incorporating a head protection airbag bag according to the first embodiment of the present invention.

FIG. 3 is an enlarged perspective view showing a recess in a pillar garnish incorporating a head protection airbag bag according to the first embodiment of the present invention.

FIG. 4 is an operation explanatory view corresponding to FIG. 1 in a pillar garnish incorporating a head protection airbag bag according to the first embodiment of the present invention.

FIG. 5 is a side view showing the inside of the vehicle compartment to which a pillar garnish incorporating a head protection airbag body according to the first embodiment of the present invention is applied.

FIG. 6 is a perspective view corresponding to FIG. 2 of a pillar garnish incorporating a head protection airbag bag according to a modification of the first embodiment of the present invention.

FIG. 7 is an enlarged perspective view showing a concave portion in a pillar garnish incorporating a head protection airbag bag according to a modification of the first embodiment of the present invention.

FIG. 8 is a cross-sectional view corresponding to FIG. 1, showing a pillar garnish in which a head protection airbag bag is incorporated according to a second embodiment of the present invention.

FIG. 9 is an operation explanatory view corresponding to FIG. 8 in a pillar garnish incorporating a head protection airbag bag in a second embodiment of the present invention.

[Explanation of symbols]

 Reference Signs List 10 head protection airbag device 14 inflator 16 airbag bag body 20 quarter pillar (C pillar) 22 front pillar (A pillar) 26 front pillar garnish 34 pillar inner panel 52 clip (attachment means) 54 concave portion 58 slit (relative movement guidance) Means) 60 Bolt (shaft-like member) 60B Bolt flange (stopper) 70 Mounting bracket 72 Pivot bearing (connection) 74 Pivot shaft (connection) 76 Engagement claw (engagement) 80 Engagement hole (engagement) Part) 84 Mounting clip (mounting means)

Continuation of front page (72) Inventor Katsuhiro Watanabe 1 Toyota Town, Toyota City, Aichi Prefecture Toyota Motor Corporation F-term (reference) 3D023 BA01 BA07 BB10 BC01 BD08 BE35 3D054 AA07 AA20 BB30

Claims (3)

[Claims] Claims: 1. A pillar garnish is formed on top of a pillar garnish,
Attachment means for attaching the upper part of the pillar garnish to the pillar inner panel, detaching when the airbag body is deployed and inflated, and formed on the upper part of the pillar garnish so that the upper part of the pillar garnish can be relatively moved with respect to the pillar inner panel. Along with the support, a shaft-shaped member having a stopper for preventing the pillar garnish from coming off the pillar inner panel, formed on the mounting portion of the shaft-shaped member in the pillar garnish, and when the airbag body is inflated and inflated, The pillar garnish is moved by a predetermined amount along the axis of the shaft-like member toward the vehicle interior, and further moved by a predetermined amount in a direction orthogonal to the axis of the shaft-like member, and the opening between the pillar garnish and the body is opened. Relative movement guiding means for rotating in the direction in which the part becomes larger. Pillar garnish with a built-in head-protecting air bag body according to claim. 2. The pillar garnish according to claim 2, wherein the relative movement guiding unit is configured to tilt the pillar garnish in a direction inclined at a predetermined angle with respect to a line orthogonal to an axis of the pillar garnish in response to a twist of the pillar garnish during deployment and inflation of the airbag body. 2. The structure according to claim 1, wherein the rotation of the motor is permitted.
A pillar garnish incorporating the head-protecting airbag bag described in the above item. 3. Formed on top of the pillar garnish,
A separate mounting bracket for mounting an upper portion of the pillar garnish to a pillar inner panel, a vehicle front side portion of the upper portion of the mounting bracket and the pillar garnish, and connecting the mounting bracket and the pillar garnish; A connecting portion that allows rotation of the pillar garnish in a three-dimensional direction; and a portion on the vehicle rear side in an upper portion of the mounting bracket and the pillar garnish, which hold the pillar garnish in a mounting position and air. A pillar garnish incorporating a head-protecting airbag bag, comprising: an engaging portion that comes off when the bag bag is deployed and inflated.